三子棋小游戏（C++）

    修复了上一版本的已知错误——平局无法结束游戏。后期续更！！！

#include<iostream>
#include<cstdio>
#include<windows.h>
#include<ctime>
using namespace std;
int checkerboard[4][4];
 
/*============== all class ==============*/
 
class chess {
	public:
		static void Game_game_pvp();
		static void Game_game_pvc();
};
 
/*============== all function ==============*/
 
int Game_init(){
	printf(
	"                  Three character chess game\n"
	"\n" 
	"             1.enter                       2.exit\n"
	);
	int retreat;
	scanf("%d",&retreat);
	return retreat;
}
void slow_o(string a,bool wrap){
	for(int i=0;i<a.size();i++){
		cout<<a[i];
		Sleep(50);
	}
	if(wrap){
		printf("\n");
	}
}
void Game_user(){
	printf(
	"            user interface\n"
	"            \n"
	"            1.Start the game!\n"
	"            \n"
	"            2.version\n"
	"            \n"
	"            3.What the author said"
	);
}
void Game_version(){
	slow_o("Version: 0.0.3",1);
	slow_o("Author:--",0);
}
void Game_author_said(){
	slow_o("  This is a three piece chess game that currently only has",1);
	slow_o("",1);
	slow_o("people vs people and people vs computer, and more versions",1);
	slow_o("",1);
	slow_o("will be published in the future.",0);
}
char convert(int a){
	if(a==0) return '?';
	if(a==1) return 'O';
	if(a==2) return 'X';
}
void round(){
	int i,j;
	do{
		i=rand()%3+1;
		j=rand()%3+1;
	}while(checkerboard[i][j]);
	cout<<i<<' '<<j;
	checkerboard[i][j]=2;
}
void Game_interface(){
	system("cls");
	system("color 1");
	Game_user();
	int x;
	while(x!=1){
		slow_o("",1);
		scanf("%d",&x);
		if(x==1){
			system("cls");
			return;
		}
		if(x==2){
			system("cls");
			Game_version();
		}else if(x==3){
			system("cls");
			Game_author_said();
		}
		Sleep(5000);
		system("cls");
		Game_user();
	}
}
void opt(){
	system("color 5");
	printf(
	"1.People vs. People(Normal mode)\n"
	"\n"
	"2.People vs. Computers(Expert mode)"
	);
}
 
int determine(){
	bool flag=0;
	if(checkerboard[1][1]==checkerboard[1][2]&&checkerboard[1][2]==checkerboard[1][3]){
		if(checkerboard[1][1]==1) return 1;
		if(checkerboard[1][1]==2) return 2;
	}
	if(checkerboard[2][1]==checkerboard[2][2]&&checkerboard[2][2]==checkerboard[2][3]){
		if(checkerboard[2][1]==1) return 1;
		if(checkerboard[2][1]==2) return 2;
	}
	if(checkerboard[3][1]==checkerboard[3][2]&&checkerboard[3][2]==checkerboard[3][3]){
		if(checkerboard[3][1]==1) return 1;
		if(checkerboard[3][1]==2) return 2;
	}
	if(checkerboard[1][1]==checkerboard[2][1]&&checkerboard[2][1]==checkerboard[3][1]){
		if(checkerboard[1][1]==1) return 1;
		if(checkerboard[1][1]==2) return 2;
	}
	if(checkerboard[1][2]==checkerboard[2][2]&&checkerboard[2][2]==checkerboard[3][2]){
		if(checkerboard[1][2]==1) return 1;
		if(checkerboard[1][2]==2) return 2;
	}
	if(checkerboard[1][3]==checkerboard[2][3]&&checkerboard[2][3]==checkerboard[3][3]){
		if(checkerboard[1][3]==1) return 1;
		if(checkerboard[1][3]==2) return 2;
	}
	if(checkerboard[1][1]==checkerboard[2][2]&&checkerboard[2][2]==checkerboard[3][3]){
		if(checkerboard[1][1]==1) return 1;
		if(checkerboard[1][1]==2) return 2;
	}
	if(checkerboard[1][3]==checkerboard[2][2]&&checkerboard[2][2]==checkerboard[3][1]){
		if(checkerboard[1][3]==1) return 1;
		if(checkerboard[1][3]==2) return 2;
	}
	for(int i=1;i<=3;i++){
		for(int j=1;j<=3;j++){
			if(convert(checkerboard[i][j])=='?'){
				flag=1;
			}
		}
	}
	if(flag==0){
		return 0;
	}
}
void stamp(){
	for(int i=1;i<=3;i++){
		for(int j=1;j<=3;j++){
			cout<<convert(checkerboard[i][j])<<' ';
		}
		cout<<endl;
	} 
}
void cls(){
	for(int i=0;i<4;i++){
		for(int j=0;j<4;j++){
			checkerboard[i][j]=0;
		}
	}
}
void all(){
	int flag=0;
	for(int i=1;i<=3;i++){
		for(int j=1;j<=3;j++){
			if(checkerboard[i][j]==0){
				flag=1;
			}
		}
	}
	if(flag==false){
		system("cls");
		MessageBox(GetForegroundWindow(),"  draw","The outcome has been divided",MB_OK);
		abort();
	}
}
void chess::Game_game_pvp(){
	system("cls");
	cls();
	system("color F");
	int p1_x,p1_y;
	int p2_x,p2_y;
	for(int i=1;;i++){
		all();
		if(determine()==1){
			system("cls");
			MessageBox(GetForegroundWindow(),"  Player2 lost, you won","The outcome has been divided",MB_OK);
			abort();
		}
		if(determine()==2){
			system("cls");
			MessageBox(GetForegroundWindow(),"  Player1 lost, you won","The outcome has been divided",MB_OK);
			abort();
		}
		all();
		stamp(); 
		if(i%2==1){
			cout<<"Please input rows and columns for player 1 : ";
			cin>>p1_x>>p1_y;
			checkerboard[p1_x][p1_y]=1;
			system("cls");
			if(determine()==1){
				system("cls");
				MessageBox(GetForegroundWindow(),"  Player2 lost, you won","The outcome has been divided",MB_OK);
				abort();
			}
			all();
		}else{
			cout<<"Please input rows and columns for player 2 : ";
			cin>>p1_x>>p1_y;
			checkerboard[p1_x][p1_y]=2;
			system("cls");
			if(determine()==2){
				system("cls");
				MessageBox(GetForegroundWindow(),"  Player1 lost, you won","The outcome has been divided",MB_OK);
				abort();
			}
			all();
		}
	}
}
void Game_mode(){
	chess np;
	int xz;
	opt();
	cin>>xz;
	if(xz==1){
		np.Game_game_pvp();
	}else if(xz==2){
		np.Game_game_pvc();
	}
}
void chess::Game_game_pvc(){
	system("cls");
	cls();
	system("color F");
	int p_x,p_y;
	int c_x,c_y;
	for(int i=1;;i++){
		c_x=rand()%3+1;
		c_y=rand()%3+1;
		all();
		if(determine()==1){
			system("cls");
			MessageBox(GetForegroundWindow(),"  computer lost, you won","The outcome has been divided",MB_OK);
			abort();
		}
		if(determine()==2){
			system("cls");
			MessageBox(GetForegroundWindow(),"  you lost, computer won","The outcome has been divided",MB_OK);
			abort();
		}
		all();
		if(i%2==1){
			stamp(); 
			cout<<"Please input rows and columns for player : ";
			cin>>p_x>>p_y;
			checkerboard[p_x][p_y]=1;
			system("cls");
			if(determine()==2){
				system("cls");
				MessageBox(GetForegroundWindow(),"  you lost, computer won","The outcome has been divided",MB_OK);
				abort();
			}
			all();
		}else{
			stamp(); 
			cout<<"Please input rows and columns for computer : ";
			Sleep(1000);
			round();
			Sleep(950); 
			system("cls");
			if(determine()==1){
				system("cls");
				MessageBox(GetForegroundWindow(),"  computer lost, you won","The outcome has been divided",MB_OK);
				abort();
			}
			all();
		}
	}
}
 
/*============== The game is about to begin ! ==============*/
 
int main(){
	srand(time(nullptr));
	system("color 7");
	if(Game_init()==2){
		system("color 4"); return 0;
	}else Game_interface();
	chess myclass;
	Game_mode();
	return 0;
}